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Database Processing for BIS

Database Processing for BIS
Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.

False
True

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Database Processing for BIS
Data mining applications are used accomplish which of the following tasks?

Do what-if analysis only
Do both RFM and what-if analysis
Process transactions only
Do RFM analysis only

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Database Processing for BIS
We have Market Basket data for 1,000 rental transactions at a Video Store. There are for videos for rent -- Video A, Video B, Video C and Video D. The probability that both Video C and Video D are rented at the same time is known as ________ .

support
the basic probability
confidence
lift

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Database Processing for BIS
The "F" in RFM analysis stands for ________ .

fantasy
frequently
freshness
fast food

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Database Processing for BIS
The reports generated by a reporting system are usually not delivered in which of the following media?

Web portal
E-Mail
Digital dashboard
Commercial courier service

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Database Processing for BIS
In OLAP, we are interested in ________ .

levels only
measures only
dimensions only
measures and dimensions

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